{
  "manageEntity": {
    "action": "Repost",
    "entityId": "8589",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xe699174ef97f18d11c6dadf1f3502fbb643a0c08bbdd87d4ea0eb02ad9fe9d08",
    "signature": "0x2108ca60cc7a2b01890714bb8898a3925ade9b28f4364f3dea43e8ae4e42064b2d5a8fee3bae3ae68bb3e31913b66af7ccb562a4ca2ca968453908347801c2f91b",
    "signer": "0x5452f86EfcB1153FF9C10bdbe4103Ce25434D124",
    "userId": "620307004"
  }
}